Oxyphlogopite
A variety of Minerals
What is Oxyphlogopite?
Market Value Factors
Pricing varies for every rock and mineral, so use these universal factors to gauge Oxyphlogopite before comparing listings or appraisals.
Size & Weight
Larger, intact specimens usually command higher prices.
Rarity & Demand
Scarce material or popular varieties sell at a premium.
Condition & Finish
Chips, repairs, and heavy wear lower value; clean prep helps.
Treatment & Provenance
Untreated specimens with documented locality are prized.
Quick Facts
Physical Properties
- Color
- Dark brown to almost black
- Hardness (Mohs)
- 3
- Rock tumbling
- Not recommended
- Density
- 3.086 g/cm³
- Streak
- Brown
Chemical Properties
- Chemical Formula
- K(Mg,Ti,Fe)3(Si,Al)4O102
- Elements
- Al, F, Fe, K, Mg, O, Si, Ti
Also Known As
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Oxyphlogopite FAQs
How do I identify Oxyphlogopite?
Oxyphlogopite can be identified by its hardness of 3 on the Mohs scale, Dark brown to almost black color. Look for these key characteristics when examining specimens.
What color is Oxyphlogopite?
Oxyphlogopite typically appears in Dark brown to almost black. Color can vary depending on impurities and formation conditions.
How hard is Oxyphlogopite?
Oxyphlogopite has a hardness of 3 on the Mohs scale. This makes it a soft mineral that can be scratched easily.
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